Home / 810,160.04-1,117,964.64-447,581

Finding the Fourth Proportional to 810,160.04, 1,117,964.64 and 447,581

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Solution

The fourth proportional to 810,160.04, 1,117,964.64 and 447,581 is: 617,630.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,160.04 : 1,117,964.64 = 447,581 : x
  2. Step 2: Convert to fraction form
    810,160.04/1,117,964.64 = 447,581/x
  3. Step 3: Cross multiply
    810,160.04x = 1,117,964.64 × 447,581
  4. Step 4: Simplify right side
    810,160.04x = 500,379,731,535.84
  5. Step 5: Solve for x
    x = 500,379,731,535.84/810,160.04
  6. Step 6: Final answer
    x = 617,630.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.